Added a few changes, program not running correctly though...
added a remove method to SceneManager
created DetectCollision method in SceneManager
bunch of changes, not correctly removing monster render

collisions are properly detected (it seems), but the monsters aren't
removed from the screen
Fixed collision detection

Merge branch 'kern' into develop

Conflicts:
	Game/src/ShittyPrototype.cs.orig
	src/application/core/Monster.cs